LONDON — MI5 issued an unusually public alert on Wednesday accusing China’s Ministry of State Security of harvesting British university research through a front company, warning that more than 100 UK-linked academics have already contributed to projects that advanced Beijing’s espionage capabilities.

The Security Service named the China General Technology Research Institute (CGTRI) as a vehicle controlled by MSS and urged universities to halt collaboration immediately. Officials said continuing ties could ultimately expose researchers to criminal liability under Britain’s foreign-influence laws.

What MI5 alleges

In a bulletin distributed to vice-chancellors and research offices, MI5 said CGTRI’s “primary purpose” is to fund academic work that “directly improves MSS technical capability for espionage.” The service linked CGTRI to the Chinese Academy of General Technology, which British analysts describe as having close ties to China’s security apparatus.

More than 100 academics with UK institutional affiliations have taken part in CGTRI-backed projects, according to the alert. MI5 said some participants may not have known the institute’s intelligence role, but the outcome still “supports Ministry of State Security espionage, which poses a threat to UK national security.”

Why the warning is rare

MI5 typically communicates sensitive intelligence privately to government partners. Public attribution of a foreign intelligence front targeting campuses is reserved for cases where officials believe widespread, ongoing exposure requires an immediate reset.

Security Minister Dan Jarvis told broadcasters the notice “exposes attempts by Chinese intelligence to covertly benefit from the expertise and research of our academics, undermining our national security, and that of our allies.” The government is coordinating with the National Protective Security Authority to help institutions audit contracts and visiting scholar agreements.

Universities face a deadline

The alert instructs institutions to review all current and planned CGTRI partnerships and to ensure MSS “derives no further benefit” from UK labs. MI5 said academics who ignore the guidance after being informed could fall foul of the National Security Act 2023, which created offences for assisting a foreign intelligence service when individuals knew or ought to have known what they were doing.

Representatives for Russell Group universities said members would comply with protective security guidance but cautioned against sweeping restrictions on international science that could chill legitimate collaboration with Chinese civilian researchers.

Beijing’s response

China’s embassy in London has previously rejected allegations of academic espionage as politically motivated. Officials in Beijing argue that technology transfer complaints mask U.S. and UK efforts to slow China’s development in semiconductors, quantum computing and biotechnology.

MI5’s bulletin did not release individual names or project titles, but it cited fields where dual-use advances—such as signal processing, materials science and machine learning—can accelerate signals intelligence and cyber operations.

What researchers should do

University security officers are advising principal investigators to trace funding lines on active grants, export-control classifications and data-sharing clauses with Chinese partners. MI5 encouraged whistleblowing through established government channels if staff encounter pressure to bypass ethics review.

Parliament’s Intelligence and Security Committee is expected to question agency heads about campus vulnerabilities later this autumn, as the government finalizes a refreshed China policy that balances research openness with counter-intelligence screening.